Slipper



FIG. 1 is a perspective view of the top, side and front of a first embodiment of our new design for a slipper;

FIG. 2 is a front elevational view of a first embodiment of our new design;

FIG. 3 is a rear elevation view of a first embodiment of our new design;

FIG. 4 is a right side elevation view of a first embodiment of our new design;

FIG. 5 is a left side elevation view of a first embodiment of our new design;

FIG. 6 is a top plan view of a first embodiment of our new design;

FIG. 7 is a perspective view of the top, side and front of a second embodiment of our new design;

FIG. 8 is a front elevation view of a second embodiment of our new design;

FIG. 9 is a rear elevation view of a second embodiment of our new design;

FIG. 10 is a right side elevation view of a second embodiment of our new design;

FIG. 11 is a left side elevation view of a second embodiment of our new design; and,

FIG. 12 is a top plan view of a second embodiment of our new design. 

The ornamental design for a slipper, as shown and described. 